* Remove responsibilty for signalling scene object change from SceneObjectPart.SendFullUpdate()

* This means that we will no longer pointlessly repersist all the prims in the scene when OpenSim first starts up
* This also means that force-update on the console will not trigger repersistence.
* Also, in other places persistence is no longer done where it wasn't actually necessary
* I think I changed the code for all instances correctly, but it's not possible that I missed some and some things which did persist properly have stopped
* Please patch or mantis if this is the case

OpenSim/Region/Environment/Scenes/InnerScene.cs

@@ -1522,6 +1522,7 @@ namespace OpenSim.Region.Environment.Scenes
                     }
 
                     copy.StartScripts();
+                    copy.HasGroupChanged = true;
                     copy.ScheduleGroupForFullUpdate();
                     return copy;
                 }

OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs

@@ -477,6 +477,7 @@ namespace OpenSim.Region.Environment.Scenes
             newPart.LinkNum = m_parts.Count;
             m_parts.Add(newPart.UUID, newPart);
             SetPartAsRoot(newPart);
+            
             // one of these is a proxy.
             if (shape.PCode != (byte)PCode.None && shape.PCode != (byte)PCode.ParticleSystem)
                 AttachToBackup();
@@ -686,7 +687,12 @@ namespace OpenSim.Region.Environment.Scenes
             m_rootPart = part;
         }
 
-
+        /// <summary>
+        /// Attach this scene object to the given avatar.
+        /// </summary>
+        /// <param name="agentID"></param>
+        /// <param name="attachmentpoint"></param>
+        /// <param name="AttachOffset"></param>
         public void AttachToAgent(LLUUID agentID, uint attachmentpoint, LLVector3 AttachOffset)
         {
             ScenePresence avatar = m_scene.GetScenePresence(agentID);
@@ -752,6 +758,7 @@ namespace OpenSim.Region.Environment.Scenes
             m_rootPart.SetAttachmentPoint((byte)0);
             m_rootPart.m_IsAttachment = false;
             m_rootPart.ApplyPhysics(m_rootPart.GetEffectiveObjectFlags(), m_scene.m_physicalPrim);
+            HasGroupChanged = true;
             AttachToBackup();
             m_rootPart.ScheduleFullUpdate();
             m_rootPart.ClearUndoState();
@@ -1026,6 +1033,7 @@ namespace OpenSim.Region.Environment.Scenes
                 lock (m_targets)
                     m_targets.Clear();
             }
+            
             ScheduleGroupForFullUpdate();
         }
 
@@ -1037,6 +1045,7 @@ namespace OpenSim.Region.Environment.Scenes
                                    (int) (color.z * 0xff));
             Text = text;
 
+            HasGroupChanged = true;
             m_rootPart.ScheduleFullUpdate();
         }
 
@@ -1229,6 +1238,7 @@ namespace OpenSim.Region.Environment.Scenes
 
                 dupe.RootPart.DoPhysicsPropertyUpdate(dupe.RootPart.PhysActor.IsPhysical, true);
             }
+            
             // Now we've made a copy that replaces this one, we need to
             // switch the owner to the person who did the copying
             // Second Life copies an object and duplicates the first one in it's place
@@ -1257,8 +1267,9 @@ namespace OpenSim.Region.Environment.Scenes
             if (userExposed)
             {
                 dupe.UpdateParentIDs();
-
+                dupe.HasGroupChanged = true;
                 dupe.AttachToBackup();
+                
                 ScheduleGroupForFullUpdate();
             }
 
@@ -1386,7 +1397,6 @@ namespace OpenSim.Region.Environment.Scenes
             part.OwnerID = cAgentID;
             part.GroupID = cGroupID;
 
-
             if (part.OwnerID != cAgentID)
             {
                 // Apply Next Owner Permissions if we're not bypassing permissions
@@ -1535,7 +1545,6 @@ namespace OpenSim.Region.Environment.Scenes
         /// </summary>
         public void ScheduleGroupForFullUpdate()
         {
-            HasGroupChanged = true;
             checkAtTargets();
             lock (m_parts)
             {
@@ -1774,6 +1783,7 @@ namespace OpenSim.Region.Environment.Scenes
             // The traffic caused is always going to be pretty minor, so it's not high priority
             //objectGroup.DeleteGroup();
 
+            HasGroupChanged = true;
             ScheduleGroupForFullUpdate();
         }
 
@@ -1834,6 +1844,7 @@ namespace OpenSim.Region.Environment.Scenes
 
                 m_scene.AddNewSceneObject(objectGroup, true);
 
+                HasGroupChanged = true;
                 ScheduleGroupForFullUpdate();
             }
             else
@@ -2112,6 +2123,8 @@ namespace OpenSim.Region.Environment.Scenes
                     m_scene.PhysicsScene.AddPhysicsActorTaint(part.PhysActor);
                 }
                 //if (part.UUID != m_rootPart.UUID)
+                
+                HasGroupChanged = true;
                 ScheduleGroupForFullUpdate();
 
                 //if (part.UUID == m_rootPart.UUID)
@@ -2552,6 +2565,8 @@ namespace OpenSim.Region.Environment.Scenes
                 {
                     part.SetGroup(GroupID, client);
                 }
+                
+                HasGroupChanged = true;
             }
             
             ScheduleGroupForFullUpdate();

OpenSim/Region/Environment/Scenes/SceneObjectPart.Inventory.cs

@@ -454,11 +454,12 @@ namespace OpenSim.Region.Environment.Scenes
                         }
 
                     }
+                    
                     if (scriptcount <= 0)
                     {
                         RemFlag(LLObject.ObjectFlags.Scripted);
-                        ScheduleFullUpdate();
                     }
+                    
                     ScheduleFullUpdate();
 
                     return type;

OpenSim/Region/Environment/Scenes/SceneObjectPart.cs

@@ -1660,7 +1660,6 @@ namespace OpenSim.Region.Environment.Scenes
         {
             if (m_parentGroup != null)
             {
-                m_parentGroup.HasGroupChanged = true;
                 m_parentGroup.QueueForUpdateCheck();
             }
 
@@ -1766,7 +1765,7 @@ namespace OpenSim.Region.Environment.Scenes
         #region Shape
 
         /// <summary>
-        ///
+        /// Update the shape of this part.
         /// </summary>
         /// <param name="shapeBlock"></param>
         public void UpdateShape(ObjectShapePacket.ObjectDataBlock shapeBlock)
@@ -1793,6 +1792,8 @@ namespace OpenSim.Region.Environment.Scenes
             {
                 PhysActor.Shape = m_shape;
             }
+            
+            ParentGroup.HasGroupChanged = true;
             ScheduleFullUpdate();
         }
 
@@ -2012,6 +2013,7 @@ namespace OpenSim.Region.Environment.Scenes
                 }
             }
             
+            ParentGroup.HasGroupChanged = true;
             ScheduleFullUpdate();
         }
         
@@ -2066,13 +2068,15 @@ namespace OpenSim.Region.Environment.Scenes
         #region Texture
 
         /// <summary>
-        ///
+        /// Update the texture entry for this part.
         /// </summary>
         /// <param name="textureEntry"></param>
         public void UpdateTextureEntry(byte[] textureEntry)
         {
             m_shape.TextureEntry = textureEntry;
             TriggerScriptChangedEvent(Changed.TEXTURE);
+            
+            ParentGroup.HasGroupChanged = true;
             ScheduleFullUpdate();
         }
 
@@ -2301,7 +2305,7 @@ namespace OpenSim.Region.Environment.Scenes
         #region Resizing/Scale
 
         /// <summary>
-        ///
+        /// Resize this part.
         /// </summary>
         /// <param name="scale"></param>
         public void Resize(LLVector3 scale)
@@ -2309,6 +2313,7 @@ namespace OpenSim.Region.Environment.Scenes
             StoreUndoState();
             m_shape.Scale = scale;
 
+            ParentGroup.HasGroupChanged = true;
             ScheduleFullUpdate();
         }
 
@@ -2576,12 +2581,24 @@ namespace OpenSim.Region.Environment.Scenes
         {
         }
 
+        /// <summary>
+        /// Set the text displayed for this part.
+        /// </summary>
+        /// <param name="text"></param>
         public void SetText(string text)
         {
             Text = text;
+            
+            ParentGroup.HasGroupChanged = true;
             ScheduleFullUpdate();
         }
 
+        /// <summary>
+        /// Set the text displayed for this part.
+        /// </summary>
+        /// <param name="text"></param>
+        /// <param name="color"></param>
+        /// <param name="alpha"></param>
         public void SetText(string text, Vector3 color, double alpha)
         {
             Color = Color.FromArgb(0xff - (int) (alpha*0xff),

OpenSim/Region/ScriptEngine/Common/LSL_BuiltIn_Commands.cs

@@ -1058,6 +1058,19 @@ namespace OpenSim.Region.ScriptEngine.Common
             }
         }
 
+        /// <summary>
+        /// Set flexi parameters of a part.
+        /// 
+        /// FIXME: Much of this code should probably be within the part itself.
+        /// </summary>
+        /// <param name="part"></param>
+        /// <param name="flexi"></param>
+        /// <param name="softness"></param>
+        /// <param name="gravity"></param>
+        /// <param name="friction"></param>
+        /// <param name="wind"></param>
+        /// <param name="tension"></param>
+        /// <param name="Force"></param>
         private void SetFlexi(SceneObjectPart part, bool flexi, int softness, float gravity, float friction, 
             float wind, float tension, LSL_Types.Vector3 Force)
         {
@@ -1102,9 +1115,21 @@ namespace OpenSim.Region.ScriptEngine.Common
                 }
             }
 
+            part.ParentGroup.HasGroupChanged = true;
             part.ScheduleFullUpdate();
         }
 
+        /// <summary>
+        /// Set a light point on a part
+        /// 
+        /// FIXME: Much of this code should probably be in SceneObjectGroup
+        /// </summary>
+        /// <param name="part"></param>
+        /// <param name="light"></param>
+        /// <param name="color"></param>
+        /// <param name="intensity"></param>
+        /// <param name="radius"></param>
+        /// <param name="falloff"></param>
         private void SetPointLight(SceneObjectPart part, bool light, LSL_Types.Vector3 color, float intensity, float radius, float falloff)
         {
             if (part == null)
@@ -1125,6 +1150,7 @@ namespace OpenSim.Region.ScriptEngine.Common
                 part.Shape.LightEntry = false;
             }
 
+            part.ParentGroup.HasGroupChanged = true;
             part.ScheduleFullUpdate();
         }
 

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs

@@ -911,6 +911,19 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             }
         }
 
+        /// <summary>
+        /// Set flexi parameters of a part.
+        /// 
+        /// FIXME: Much of this code should probably be within the part itself.
+        /// </summary>
+        /// <param name="part"></param>
+        /// <param name="flexi"></param>
+        /// <param name="softness"></param>
+        /// <param name="gravity"></param>
+        /// <param name="friction"></param>
+        /// <param name="wind"></param>
+        /// <param name="tension"></param>
+        /// <param name="Force"></param>        
         private void SetFlexi(SceneObjectPart part, bool flexi, int softness, float gravity, float friction,
             float wind, float tension, LSL_Types.Vector3 Force)
         {
@@ -955,9 +968,21 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 }
             }
 
+            part.ParentGroup.HasGroupChanged = true;
             part.ScheduleFullUpdate();
         }
 
+        /// <summary>
+        /// Set a light point on a part
+        /// 
+        /// FIXME: Much of this code should probably be in SceneObjectGroup
+        /// </summary>
+        /// <param name="part"></param>
+        /// <param name="light"></param>
+        /// <param name="color"></param>
+        /// <param name="intensity"></param>
+        /// <param name="radius"></param>
+        /// <param name="falloff"></param>        
         private void SetPointLight(SceneObjectPart part, bool light, LSL_Types.Vector3 color, float intensity, float radius, float falloff)
         {
             if (part == null)
@@ -978,11 +1003,10 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
                 part.Shape.LightEntry = false;
             }
 
+            part.ParentGroup.HasGroupChanged = true;
             part.ScheduleFullUpdate();
         }
 
-
-
         public LSL_Types.Vector3 llGetColor(int face)
         {
             m_host.AddScriptLPS(1);